Linux Driver Verification

activerecord-3.2.1 comes for ruby 1.9

/mnt/cluster/ruby19/lib64/ruby/gems/1.9.1/gems/activerecord-3.2.1/lib/active_record/reflection.rb:366:in `primary_key': Unknown primary key for table processes in model Processe. (ActiveRecord::UnknownPrimaryKey)
from /mnt/cluster/ruby19/lib64/ruby/gems/1.9.1/gems/activerecord-3.2.1/lib/active_record/reflection.rb:216:in `association_primary_key'
from /mnt/cluster/ruby19/lib64/ruby/gems/1.9.1/gems/activerecord-3.2.1/lib/active_record/associations/has_many_association.rb:104:in `foreign_key_present?'
from /mnt/cluster/ruby19/lib64/ruby/gems/1.9.1/gems/activerecord-3.2.1/lib/active_record/associations/association.rb:165:in `find_target?'
from /mnt/cluster/ruby19/lib64/ruby/gems/1.9.1/gems/activerecord-3.2.1/lib/active_record/associations/collection_association.rb:332:in `load_target'
from /mnt/cluster/ruby19/lib64/ruby/gems/1.9.1/gems/activerecord-3.2.1/lib/active_record/associations/collection_association.rb:129:in `concat'
from /mnt/cluster/ruby19/lib64/ruby/gems/1.9.1/gems/activerecord-3.2.1/lib/active_record/associations/collection_proxy.rb:117:in `<<'
from /home/cluser/opt/ldv/bin/ldv-upload:588:in `block in <main>'
from /home/cluser/opt/ldv/bin/ldv-upload:587:in `each'
from /home/cluser/opt/ldv/bin/ldv-upload:587:in `<main>'